Author Question: In testing a hypothesis that two categorical variables are independent using the x2 test, the ... (Read 78 times)

jhjkgdfhk · **on:** Jun 24, 2018

In testing a hypothesis that two categorical variables are independent using the x2 test, the expected cell frequencies are based on assuming:

A) the null hypothesis.
B) the alternative hypothesis.
C) the normal distribution.
D) the variable are related.

Question 2

Double exponential smoothing is used instead of single exponential smoothing when extra smooth forecasts are desired.

Indicate whether the statement is true or false